United States Postal Service

USPS

Content Hash: 489f413036a2ba62a73108045683d064

MD5 checksum of all regulatory content as of Oct 15, 2025

Regulatory Word Count Over Time

Total words across all chapters managed by this agency

Earliest: 194,410 words (Jan 01, 2017)
Latest: 1,672,724 words (Oct 15, 2025)
Change: +1,478,314 (760.4%)

CFR Chapters

Title 39, Chapter I
CHAPTER I - UNITED STATES POSTAL SERVICE
Title 5, Chapter LX
CHAPTER LX - UNITED STATES POSTAL SERVICE